/// <summary>
/// Gets the Overwrite header : T or F
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest"/> has the header included</param>
/// <returns>The <see cref="bool"/> true if overwrite, false if no overwrite</returns>
public static bool GetOverwriteHeader(IWebDavRequest request)
{
// get the value of the Overwrite header as a string
string overwrite = request.Headers["Overwrite"];
// check if the string is valid and if it equals T
return(overwrite != null && overwrite.Equals("T"));
// else, return false
}
public static string GetLockTokenHeader(IWebDavRequest request)
{
if (!request.Headers.AllKeys.Contains("Lock-Token"))
{
return(string.Empty);
}
string token = request.Headers["Lock-Token"];
return(token.Substring(1, token.Length - 2));
}
/// <summary>
/// Gets the Destination header as an URI
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest"/> has the header included</param>
/// <returns>The <see cref="Uri"/> containing the destination</returns>
public static Uri GetDestinationHeader(IWebDavRequest request)
{
// get the value of the Destination header as a string
string destinationUri = request.Headers["Destination"];
// check if the string is valid
if (!String.IsNullOrEmpty(destinationUri))
{
return(new Uri(destinationUri));
}
// else, throw exception
throw new WebDavConflictException();
}
/// <summary>
/// Gets the Timeout header : Second-number
/// </summary>
/// <param name="request">The request with the request included</param>
/// <returns>The value of the Timeout header as a string</returns>
public static string GetTimeoutHeader(IWebDavRequest request)
{
// get the value of the timeout header as a string
string timeout = request.Headers["Timeout"];
// check if the string is valid or not infinity
// if so, try to parse it to an int
if (!String.IsNullOrEmpty(timeout) && !timeout.Equals("infinity") &&
!timeout.Equals("Infinite, Second-4100000000"))
{
return(timeout);
}
// else, return the timeout value as if it was requested to be 4 days
return("Second-345600");
}
/// <summary>
/// Reads the XML body of the
/// <see cref="IWebDavRequest" />
/// and converts it to an
/// <see cref="XmlDocument" />
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest" /></param>
/// <returns>
/// The <see cref="XmlDocument" /> that contains the request body
/// </returns>
private XmlDocument GetXmlDocument(IWebDavRequest request)
{
try
{
StreamReader reader = new StreamReader(request.InputStream, Encoding.UTF8);
string requestBody = reader.ReadToEnd();
reader.Close();
if (!String.IsNullOrEmpty(requestBody))
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(requestBody);
return(xmlDocument);
}
}
catch (Exception)
{
WebDavServer.Log.Warn("XmlDocument has not been read correctly");
}
return(new XmlDocument());
}
/// <summary>
/// Gets the Depth header : 0, 1 or infinity
/// </summary>
/// <param name="request">The <see cref="IHttpListenerContext" /> with the response included</param>
/// <returns>
/// The values 0, 1 or -1 (for infinity)
/// </returns>
public static int GetDepthHeader(IWebDavRequest request)
{
// get the value of the depth header as a string
string depth = request.Headers["Depth"];
// check if the string is valid or not infinity
// if so, try to parse it to an int
if (String.IsNullOrEmpty(depth) || depth.Equals("infinity"))
{
return(DepthInfinity);
}
int value;
if (!int.TryParse(depth, out value))
{
return(DepthInfinity);
}
if (value == 0 || value == 1)
{
return(value);
}
// else, return the infinity value
return(DepthInfinity);
}
public static string GetLockTokenIfHeader(IWebDavRequest request)
{
//(<urn:uuid:cfdc70da-7feb-4bfe-8cb7-18f97d8fecb1>)
return(request.Headers.AllKeys.Contains("If") ? request.Headers["If"].Substring(2, request.Headers["If"].Length - 4) : string.Empty);
}
/// <summary>
/// Gets the Destination header as an URI
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest"/> has the header included</param>
/// <returns>The <see cref="Uri"/> containing the destination</returns>
public static Uri GetDestinationHeader(IWebDavRequest request)
{
// get the value of the Destination header as a string
string destinationUri = request.Headers["Destination"];
// check if the string is valid
if (!String.IsNullOrEmpty(destinationUri))
return new Uri(destinationUri);
// else, throw exception
throw new WebDavConflictException();
}
/// <summary>
/// Gets the Timeout header : Second-number
/// </summary>
/// <param name="request">The request with the request included</param>
/// <returns>The value of the Timeout header as a string</returns>
public static string GetTimeoutHeader(IWebDavRequest request)
{
// get the value of the timeout header as a string
string timeout = request.Headers["Timeout"];
// check if the string is valid or not infinity
// if so, try to parse it to an int
if (!String.IsNullOrEmpty(timeout) && !timeout.Equals("infinity") &&
!timeout.Equals("Infinite, Second-4100000000"))
return timeout;
// else, return the timeout value as if it was requested to be 4 days
return "Second-345600";
}
public static string GetLockTokenHeader(IWebDavRequest request)
{
if (!request.Headers.AllKeys.Contains("Lock-Token")) return string.Empty;
string token = request.Headers["Lock-Token"];
return (token.Substring(1, token.Length - 2));
}
public static string GetLockTokenIfHeader(IWebDavRequest request)
{
//(<urn:uuid:cfdc70da-7feb-4bfe-8cb7-18f97d8fecb1>)
return request.Headers.AllKeys.Contains("If") ? request.Headers["If"].Substring(2, request.Headers["If"].Length-4) : string.Empty;
}
/// <summary>
/// Gets the Overwrite header : T or F
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest"/> has the header included</param>
/// <returns>The <see cref="bool"/> true if overwrite, false if no overwrite</returns>
public static bool GetOverwriteHeader(IWebDavRequest request)
{
// get the value of the Overwrite header as a string
string overwrite = request.Headers["Overwrite"];
// check if the string is valid and if it equals T
return overwrite != null && overwrite.Equals("T");
// else, return false
}
/// <summary>
/// Gets the Depth header : 0, 1 or infinity
/// </summary>
/// <param name="request">The <see cref="IHttpListenerContext" /> with the response included</param>
/// <returns>
/// The values 0, 1 or -1 (for infinity)
/// </returns>
public static int GetDepthHeader(IWebDavRequest request)
{
// get the value of the depth header as a string
string depth = request.Headers["Depth"];
// check if the string is valid or not infinity
// if so, try to parse it to an int
if (String.IsNullOrEmpty(depth) || depth.Equals("infinity"))
return DepthInfinity;
int value;
if (!int.TryParse(depth, out value))
return DepthInfinity;
if (value == 0 || value == 1)
return value;
// else, return the infinity value
return DepthInfinity;
}
/// <summary>
/// Reads the XML body of the
/// <see cref="IWebDavRequest" />
/// and converts it to an
/// <see cref="XmlDocument" />
/// </summary>
/// <param name="request">The <see cref="IWebDavRequest" /></param>
/// <returns>
/// The <see cref="XmlDocument" /> that contains the request body
/// </returns>
private XmlDocument GetXmlDocument(IWebDavRequest request)
{
try
{
StreamReader reader = new StreamReader(request.InputStream, Encoding.UTF8);
string requestBody = reader.ReadToEnd();
reader.Close();
if (!String.IsNullOrEmpty(requestBody))
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(requestBody);
return xmlDocument;
}
}
catch (Exception)
{
WebDavServer.Log.Warn("XmlDocument has not been read correctly");
}
return new XmlDocument();
}
